From 07ecd897b1634e0f34a9ba9d0d1b9263bc05d90b Mon Sep 17 00:00:00 2001 From: Arik Nemtsov Date: Tue, 20 May 2014 18:16:42 +0300 Subject: [PATCH] iwlwifi: mvm: protect TDLS discovery session Use the new mac80211 callback to protect a TDLS discovery session so we can hear the discovery-response packet. Signed-off-by: Arik Nemtsov Reviewed-by: Ilan Peer Reviewed-by: Johannes Berg Signed-off-by: Emmanuel Grumbach --- drivers/net/wireless/iwlwifi/mvm/mac80211.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index 57945fe06216..1acad838fc5c 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -2017,6 +2017,18 @@ static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw *hw, mutex_unlock(&mvm->mutex); } +static void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + u32 duration = 2 * vif->bss_conf.dtim_period * vif->bss_conf.beacon_int; + + mutex_lock(&mvm->mutex); + /* Protect the session to hear the TDLS setup response on the channel */ + iwl_mvm_protect_session(mvm, vif, duration, duration, 100); + mutex_unlock(&mvm->mutex); +} + static int iwl_mvm_mac_sched_scan_start(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_sched_scan_request *req, @@ -2781,6 +2793,7 @@ const struct ieee80211_ops iwl_mvm_hw_ops = { .sta_rc_update = iwl_mvm_sta_rc_update, .conf_tx = iwl_mvm_mac_conf_tx, .mgd_prepare_tx = iwl_mvm_mac_mgd_prepare_tx, + .mgd_protect_tdls_discover = iwl_mvm_mac_mgd_protect_tdls_discover, .flush = iwl_mvm_mac_flush, .sched_scan_start = iwl_mvm_mac_sched_scan_start, .sched_scan_stop = iwl_mvm_mac_sched_scan_stop, -- 2.20.1